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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

Page Load Speed

1.6 sec in total

First Response

375 ms

Resources Loaded

1.2 sec

Page Rendered

87 ms

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About Website

Welcome to poweredby.century21.com homepage info - get ready to check Poweredby CENTURY 21 best content for United States right away, or after learning these important things about poweredby.century21.com

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Key Findings

We analyzed Poweredby.century21.com page load time and found that the first response time was 375 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

poweredby.century21.com performance score

0

Network Requests Diagram

index.jsp;jsessionid=220F9E110E6FC9D25BD5CF96F1E88AED

375 ms

c21.jsp

166 ms

rfgmapappliance_ve.compressed.js

79 ms

standardincludes.jsp

210 ms

poweredby.css

54 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 83% of them (29 requests) were addressed to the original Poweredby.century21.com, 3% (1 request) were made to B.scorecardresearch.com and 3% (1 request) were made to 915635.fls.doubleclick.net. The less responsive or slowest element that took the longest time to load (391 ms) belongs to the original domain Poweredby.century21.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 52.8 kB (73%)

Content Size

72.7 kB

After Optimization

19.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Poweredby.century21.com main page is 72.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 10% of websites need less resources to load. Javascripts take 40.7 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 19.6 kB

  • Original 24.5 kB
  • After minification 18.6 kB
  • After compression 4.9 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 6.0 kB, which is 24% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 19.6 kB or 80% of the original size.

Image Optimization

-37%

Potential reduce by 236 B

  • Original 630 B
  • After minification 394 B

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Poweredby CENTURY 21 needs image optimization as it can save up to 236 B or 37% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 28.6 kB

  • Original 40.7 kB
  • After minification 38.3 kB
  • After compression 12.2 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 28.6 kB or 70% of the original size.

CSS Optimization

-65%

Potential reduce by 4.4 kB

  • Original 6.8 kB
  • After minification 6.1 kB
  • After compression 2.4 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Poweredby.century21.com needs all CSS files to be minified and compressed as it can save up to 4.4 kB or 65% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (69%)

Requests Now

32

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Poweredby CENTURY 21. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

index.jsp;jsessionid=220F9E110E6FC9D25BD5CF96F1E88AED

index.jsp;jsessionid=220F9E110E6FC9D25BD5CF96F1E88AED

375 ms

c21.jsp

c21.jsp

166 ms

rfgmapappliance_ve.compressed.js

rfgmapappliance_ve.compressed.js

79 ms

standardincludes.jsp

standardincludes.jsp

210 ms

poweredby.css

poweredby.css

54 ms

overlay-calculator.compressed.js

overlay-calculator.compressed.js

161 ms

overlay-glossary.compressed.js

overlay-glossary.compressed.js

79 ms

checklist.compressed.js

checklist.compressed.js

318 ms

checklist.compressed.css

checklist.compressed.css

391 ms

calendar.js

calendar.js

52 ms

pagebackground.jpg

pagebackground.jpg

28 ms

beacon.js

beacon.js

10 ms

close.gif

close.gif

27 ms

myc21add.gif

myc21add.gif

29 ms

print_but.gif

print_but.gif

32 ms

c21_pluscircle.gif

c21_pluscircle.gif

32 ms

resetbutton.gif

resetbutton.gif

50 ms

sighup_but.gif

sighup_but.gif

52 ms

footerLogo.gif

footerLogo.gif

56 ms

searches.gif

searches.gif

56 ms

calc_but.gif

calc_but.gif

74 ms

areas.gif

areas.gif

76 ms

comingsoonpopup.gif

comingsoonpopup.gif

82 ms

submit.gif

submit.gif

83 ms

tableft.gif

tableft.gif

27 ms

tabright.gif

tabright.gif

28 ms

sidebarbm.gif

sidebarbm.gif

27 ms

index.jsp

index.jsp

30 ms

activityi;src=915635;type=2010lead;cat=homebuy;ord=1;num=3628921513445.6753

activityi;src=915635;type=2010lead;cat=homebuy;ord=1;num=3628921513445.6753

20 ms

print.compressed.css

print.compressed.css

28 ms

tre

tre

27 ms

lb

lb

7 ms

checklist_print.compressed.css

checklist_print.compressed.css

32 ms

57 ms

65 ms

SEO Factors

poweredby.century21.com SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Poweredby.century21.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Poweredby.century21.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

poweredby.century21.com

Open Graph description is not detected on the main page of Poweredby CENTURY 21. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: